<!DOCTYPE html>
<html>
  <head>
    <meta content="text/html; charset=UTF-8" http-equiv="Content-Type" />
    <style type="text/css" media="screen">
      h3 { color: #f00; }
      .table th {
        font-weight: bold;
      }
      .table th, .table td {
        border-top: 1px solid #DDDDDD;
        line-height: 20px;
        padding: 8px;
        text-align: left;
        vertical-align: top;
      }
    </style>
  </head>
  <body>
    <p>
      <%= render 'app' %>
      <br/>
    </p>
    <p>系统自动生成邮件， 无需回复</p>
  </body>
</html>